They had to change they way they live which is quite difficult it is like you going to a new school in a new state and not being used to anyone
Answer:
Well help them and always support them
A testosterone level test measures the amount of testosterone in the blood and is reported as nanograms per deciliter (ng/dL). It's also known as a serum testosterone test. - Google
Homeostasis, because once the bird body temperature starts to overheat, it's body and mind work together to lower that body temperature down to normal